728950

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:312

約数の個数: 24

約数和(自身を含む): 1383840

約数和(自身を除く): 654890

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 239, 305, 478, 610, 1195, 1525, 2390, 3050, 5975, 11950, 14579, 29158, 72895, 145790, 364475, 728950]

約数ペア:

[(1, 728950), (2, 364475), (5, 145790), (10, 72895), (25, 29158), (50, 14579), (61, 11950), (122, 5975), (239, 3050), (305, 2390), (478, 1525), (610, 1195)]